baber/WOPTO huggingface dataset:
Patent GB-1317619-A (GB)
Title: Rotary internal combustion engines
IPC: F01C11/00
Filed: 1970-10-30
Abstract: 1317619 Rotary piston engine K D SAUDER 30 Oct 1970 [10 Dec 1969] 51688/70 Heading F1F A rotary I.C. engine has four stages each comprising two multi-lobed rotors 100, 130 which mesh on their peripheries and are arranged two in each cylinder of a bank of four abutting interconnected communicating cylinders 12, 14, 16, 18 arranged parallel to one another on two parallel shafts 68, 70 connected via synchronizing meshing gears 144, 146 to an output shaft. A carburettor or other fuel mixing means is connected via an intake duct 134 to the first cylinder 12 the rotors of which successively draw in and compress charges of combustible mixture which via an exhaust duct 136 is passed to the second stage (i.e. smaller volume) compression chamber 14 for further compression, glow or spark plugs serving to ignite the charge at the point of exhaust of the second stage cylinder 14 to pass the high pressure burning charge to the third i.e. first power cylinder 16 forcing the rotors therein around in a power stroke, the gases being exhausted to the fourth i.e. second power cylinder 18 having a larger volume to further expand and drive the rotors therein in a second power stroke, the gases then being vented to atmosphere. The interior of the rotors are provided with cooling chambers 112 within which cooling water or oil is circulated. Figs. 6 to 8 (not shown) illustrate alternative embodiments of rotor peripheral forms.
Patent GB-1437465-A (GB)
Title: Hangers or suspension devices for refractory shapes
IPC: F27D1/14
Filed: 1973-11-09
Abstract: 1437465 Suspended furnace roofs FLOUCH ENG CO Ltd 7 Nov 1974 [9 Nov 1973] 52024/73 Heading F4B Suspension of a metal clad block in a furnace roof is facilitated by punching oppositely disposed wings in the cladding and sliding a hanger through these wings until they are engaged by an abutment formed on said hanger. As shown, a U-shaped hanger 2 of stainless steel wire with its limbs 4 bent to form feet 7 is pushed into facing wings 8 having a height equal to the thickness of the wire. The wings may alternatively be turned away from one another. The hanger may be made of sheet steel strip with a suspension opening at one end and an upturned flange or a dimple forming the abutment at the other.
Patent GB-1317099-A (GB)
Title: 3-sulphamyl-4-chlorobenzoic acid derivatives
IPC: C07D209/72
Filed: 1971-11-09
Abstract: 1317099 3 - Sulphamoyl - 4 - chloro - benzoic acid derivatives EISAI CO Ltd 9 Nov 1971 [9 Nov 1970] 52090/71 Heading C2C Novel compounds (I) (including stereoisomers thereof) where A is -N< or -HN.N< and the bond including the broken line is a single or double bond are made by standard methods. Pharmaceutical preparations having diuretic and antihypertensive actions contain (I) as active ingredient; administration is, e.g. orally.
Patent GB-1370384-A (GB)
Title: Thermopile devices
IPC: H01L35/00
Filed: 1972-10-18
Abstract: 1370384 Thermopiles NUCLEAR BATTERY CORP 18 Oct 1972 [18 Oct 1971 (2)] 52157/73 Heading H1K The disclosure is identical to that of Specification 1,370,382 (see Division G6), but the claims are directed to a thermopile device. The device comprises thermoelectric elements 64 (Figs. 4 and 5), with insulation 67 therebetween, formed into a thermopile block 60 (Fig. 2), a hot plate 62 and cold plate 71 at respective ends of the block, and a plurality of tensioned wires 120 extending from the hot to the cold plate to place the block under compression, the wires having a strength (in lbs./sq. inch) to thermal conductivity (in B.T.U./ft.-hr.- F.) ratio greater than 25 : 10<SP>4</SP>. The block 60 may comprise P- and N-type bismuth telluride in alternation. Selected pairs of elements 64 are connected by shoes 66 to provide a series electrical path through the block. The shoes may be of Pd, Au, Ni, Pt, Ag or alloys thereof, gold-plated Ni, or 92% Au- 8% Pd. Alternative semi-conductor materials are: Sb 2 Te 3 , Bi 2 Se 3 , Sb 2 Se 3  or solid solutions or alloys such as: Bi 2 Te 3 -Sb 2 Te 3 , Bi 2 Te 3 -Bi 2 Se 3  (P- type); Bi 2 Te 3 -Sb 2 Te 3 , Bi 2 Te 3 -Bi 2 Se 3  (N-type) with dopants: AgCl, AgBr, AgI, CuBr 2 , SbCl 3 , Cu, Ag, Te, or I (N-type); Bi, Pb, Na, Cd, In, Sn, Sb, Ni (P-type). Wires 94 which are bonded to the block to provide terminals may be of Pd, Au, Ag, Pt, Ni or alloys thereof. Specifications 1,370,383, 1,370,385 and 1,370,386 are mentioned.
Patent GB-1535164-A (GB)
Title: Hot runner
IPC: B29C45/27
Filed: 1975-12-02
Abstract: 1535164 Hot runner manifold ROHM & HAAS (UK) Ltd 2 Dec 1975 [3 Dec 1974] 52253/74 Heading B5A A hot runner manifold comprises a plurality of tubular arms which radiate from a common inlet and have a swan neck configuration in which the longitudinal axis of each arm at one end is perpendicular to and in a plane parallel to said axis at the other end. The tubular portions 310 terminate in nozzles 311 having coil heaters 312 and are fed from a common inlet tube 301 having coil heaters 304 and a throat 302 forming a seat for the nozzle of the injection cylinder (not shown). A flanged cylinder 306 forms an insulating air gap 308 and is connected through insulation 307 to a plate 305 for supporting the manifold on the mould plate (not shown) which may be screw threaded on to the tube 301. The nozzles 311 have grooved flanges 313 in which are seated shrouds 314 to form an insulating air gap 315. The nozzles 311 are located in a mould plate by lugs 316 and may alternatively be attached to a mould plate by shrouds 114 (Fig. 1, not shown) having flanges engaging behind the nozzle flanges (113).
Patent GB-1292285-A (GB)
Title: Pusher centrifuge with two or more centrifuging drums
IPC: B04B3/02
Filed: 1969-10-24
Abstract: 1292285 Centrifuge ESCHER WYSS Ltd 24 Oct 1969 [30 Oct 1968] 52306/69 Heading B1D In order to make maximum use of the filter surface of outer centrifuge drum 3 of the shown pusher centrifuge, a feed funnel 17 is provided to direct the flow of material from feed conduit outlet aperture 25 directly onto the inner surface of drum 3 when reciprocating centrifuge drum 2 moves to the left. In operation, feed is directed from aperture 25 by feed funnel 13 onto the inner surface of inner drum 2 when drum 2 moves to the right, but as soon as drum 2 begins to move back to the left, motor actuator 22 moves end 20 of feed conduit 11 to the right so that outlet 25 discharges into feed funnel 17 and directly onto outer drum 3. When drum 2 begins to move back to the right, motor actuator 22 moves end 20 to the left so that opening 25 discharges into funnel 13. A controller device may be provided to control the times at which and/or the quantities of fresh material which is fed to the individual drums 2 and 3, and the relative reciprocating movement of end 20 and drum 2 may also be controlled.
Patent GB-1498158-A (GB)
Title: Insulating refractory products having high porosity and their method of preparation
IPC: C04B35/66
Filed: 1975-12-22
Abstract: 1498158 Refractory products GROUPEMENT POUR LES ACTIVITES ATOMIQUES ET AVANCEES SA 22 Dec 1975 [15 Jan 1975 21 Nov 1975] 52503/75 Headings C1H and C1J An insulating isotropic refractory product having a coefficient of thermal conductivity about 0À1 Kcal/m./ C./hr, a Young's Modulus of about 20,000 kg/sq. cm. and a tensile strength of about 12 kg/sq. cm. is prepared according to the following steps: (i) dry dispersing in calcium aluminate cement of ceramic fibres containing a percentage of silica less than 15%, the percentage of ceramic fibres in relation to the total weight of the dry mixture being at least equal to 60% and not more than 70% by weight; (ii) forming of concrete by adding water and putting in a mould; stripping from the mould after the beginning of the setting; (iii) drying outside the mould at a temperature increasing by 10 C. per hour with prolonged stages at 100 C. and 300 C.; rising at the same rate from 300 C. to 800 C.; (iv) baking at 800 C. in the open, setting up under heat conditions a chemical bonding between the refractory fibres and the calcium aluminate of the cement in which the fibres are dispersed.
Patent GB-1169928-A (GB)
Title: Device for Simultaneous Forced Closing or Opening the Plates of Multi-Daylight Press
IPC: B30B7/02
Filed: 1966-11-24
Abstract: 1,169,928. Multi-platen presses; laminating presses. ZJEDNOCZENIE PRZEMYSLU MASZYNOWEGO LESNICTWA. 24 Nov., 1966 [25 Nov., 1965 (2)], No. 52714/66. Headings B5F and B5N. In a multi-daylight press for making timber particle board, plywood &c., and comprising upper and lower press tables 1, 3, a series of platens 5, upper and lower articulated rigid arms 6, 7, and articulated telescopic members 8, each member 8 includes an independently operating shock absorber 9. In a modification (Fig. 2, not shown) the upper rigid arms 6 are longer than the distance apart of the press tables 1, 2 in open position.
Patent GB-1335140-A (GB)
Title: Power-driven positioning apparatus
IPC: F16K31/54
Filed: 1971-11-15
Abstract: 1335140 Motor driven mechanical switches HELMUT BALZ GmbH 15 Nov 1971 [14 July 1971] 52925/71 Heading H1N Power operated positioning apparatus particularly for valve control has a housing 15 surrounding a spindle 3 having its threaded end in a tapped hole in a member 1 which is moved axially when the spindle 3 is rotated by a motor 6 acting through gears 5, 4. When the member 1 reaches the end of its travel and engages a stop (as 1<SP>1</SP>) continued rotation of the spindle causes axial spindle movement so that bearing parts 9 slide between housing extensions 10 and the ends of spring legs 12, 13, normally holding the bearing in a central position, operate microswitches 16, 17 in the circuit of the motor 6. The member 1 may be provided with a rack 18 to drive a pinion 19 on a shaft 20 having its axis a fixed distance from a back up roller 21.
Patent GB-1159149-A (GB)
Title: Rotary Cutting Head for Mining Machines.
Inventor: BAINBRIDGE DOUGLAS
IPC: E21D9/10
Filed: 1965-12-15
Abstract: 1,159,149. Mineral-mining machines. COAL INDUSTRY (PATENTS) Ltd. 13 Dec., 1966 [15 Dec., 1965], No. 53247/65. Heading B1F.  The diameter of a, preferably . single start, screw conveyer 26, 27 of a mineral-mining rotary cutter is less than the overall diameter of the area cut by roller cutters 21, 22, 23 mounted on a disc 20 secured to the leading end. of the conveyer. The head has a central roller cutter 21, an outer ring of roller cutters 23 and roller cutters 22 located about the head between the roller cutters 21, 23. Dust created in the vicinity of the roller cutters is suppressed by fluid emerging from conduits 29 in the head.
Patent GB-1402300-A (GB)
Title: Electrical power transmission arrangement provided with a heat exchanger
IPC: H01F6/06
Filed: 1972-11-17
Abstract: 1402300 Electric couplings SIEMENS AG 17 Nov 1972 [17 Nov 1971] 53379/72 Heading H2E A fluid-cooled electric coupling between conductors 20 and 1 at different temperatures (e.g. a high-voltage supply to a superconductor) has an intermediate portion 24 in thermal and electrical contact with at least one heat exchanger 21, 22, 23 through which coolant fluid (e.g. liquefied gas) passes via coiled infeed pipes 26, 30, 34 and discharge pipes 28, 32, 36 of electrically insulating material. Electrical stress concentrations in the fluid are avoided by coating the inner or outer surface of each pipe with semi-conductor material which forms a continuous resistive potential divider along the fluid path between the heat exchanger and the coolant supply. In a modification for A.C. working (Fig. 2, not shown) the semi-conductor coating is replaced by rings (46) connecting the coolant fluid with external capacitor elements (48, 50) which form reactive potential dividers. In the embodiment the discharge pipes 28, 32, 36 are formed in conical spirals providing a thermal shield for conductors 24, 20. Multistage cooling occurs by liquid nitrogen in exchanger 23, hydrogen in 22 and helium in 21.
Patent GB-1144590-A (GB)
Title: Improvements in or relating to direct viewing storage tubes
Inventor: BYATT DENNIS WILLIAM GEORGE
IPC: H01J29/39
Filed: 1966-11-30
Abstract: 1,144,590. Cathode - ray storage tubes. ENGLISH ELECTRIC VALVE CO. Ltd. 26 Oct., 1967 [30 Nov., 1966], No. 53679/66. Heading H1D. In a direct-viewing storage tube comprising writing and flood guns and a perforated storage electrode, the storage electrode includes a conductive layer divided into a plurality of mutually insulated independent portions or areas, e.g. in the form of parallel strips, having their own connections so that a selected portion only of the whole charge image may be erased. The storage electrode comprises a metal mesh 5A on which is evaporated, in succession, a thin dielectric layer 5B, a metal layer 51 subdivided into strips by evaporation through a mask, and a layer of secondary emitting dielectric 5C. A voltage may be applied between the metal layer and the metal mesh to burn out any pin holes in the interposed dielectric layer. All the layers are foraminate having e.g. 250 meshes per inch.
Patent GB-1285275-A (GB)
Title: Method of adding boron to alloys
Inventor: GONCHARENKO VALENTIN PORFIRIEV
IPC: C22C1/02
Filed: 1970-11-12
Abstract: 1285275 Adding B 4  C to molten alloys INSTITUT ELEKTROSVARKI IMENI EO PATONA AKADEMII NAUK UKR SSR 12 Nov 1970 53858/70 Heading C7D A metal charge is added to a induction furnace so that the surface level of the charged metal corresponds to the zone of maximum magnetic field concentration. After fusion, B 4  C is added to the charge and maximum mixing takes place due to the magnetic stirring effect. The rest of the metal charge is then added to the melt. A charge of Ni, Cr and Si is charged into a 400 kgm HF furnace and sufficient B 4  C was added to give 4% B after fusion. The remaining charge was then added to produce a B content of 2%.
Patent GB-1340836-A (GB)
Title: Vehicle bodies
IPC: E05F11/48
Filed: 1972-11-22
Abstract: 1340836 Vehicle tailgates; doors GENERAL MOTORS CORP 22 Nov 1972 [26 Nov 1971] 53864/72 Headings B7B and B7J A vehicle tailgate 30 closing a portion of opening 28 can be lowered to the Fig. 2 position or raised to the Fig. 1 position. The tailgate includes a window actuated by a drive cable (36), Fig. 3 (not shown) driven by an electric motor (42). Support arms 48, Fig. 1, are pivoted by pins 50, while the lower edge of tailgate is pivoted to the arms. A handle (112), Fig. 3, not shown, rotatable in opposite directions controls the actuation of retractable bolts (60) and (84) to permit the lowering or raising, respectively, of the tailgate which is counterbalanced by spring urged linkages (74).
Patent GB-1529565-A (GB)
Title: Salicyl amines
IPC: C07C255/61
Filed: 1975-10-06
Abstract: 1529565 Salicyl amines A LAWSON and A F AL-SAYYAB 6 Oct 1975 54363/77 Divided out of 1529564 Heading C2C Novel compounds of Formulae I or II in which R<SP>1</SP> is a hydrogen atom or a lower alkyl group; R<SP>2</SP> and R<SP>3</SP> are the same or are different and each is a hydrogen atom or a hydroxy or lower alkoxy group (provided that neither of R<SP>2</SP> and R<SP>3</SP> is a lower alkoxy group when R<SP>1</SP> is a lower alkyl group), or R<SP>2</SP> and R<SP>3</SP> are attached to adjacent carbon atoms of benzene nucleus A and together represent a carbocyclic ring fused to benzene nucleus A; R<SP>4</SP> is a hydrogen atom or a lower alkyl, phenyl-lower alkyl, phenyl, hydroxy phenyl or lower alkoxy phenyl group; R<SP>5</SP> is a hydrogen atom or a lower alkyl or hydroxy lower alkyl group; R<SP>6</SP> is a methylene, hydroxymethylene or mercaptomethylene group or is absent; R<SP>7</SP> is a hydrogen atom or a lower alkyl, hydroxy-lower alkyl, lower alkyl-thiolower alkyl group, or an aryl or heterocyclic group selected from phenyl, lower alkyl-phenyl, lower alkoxy-phenyl, halophenyl, nitrophenyl, cyanophenyl, methylenedioxyphenyl, pyridyl, imidazolyl, indolyl and morpholyl groups, or a lower alkyl group substituted with such an aryl or heterocyclic group; and x is an oxygen or sulphur atom and lower denotes groups containing up to 6 carbon atoms are prepared by reacting a compound of Formula III with an amine of Formula IV in the presence of a C 1-6  alkanol as, solvent, Certain of the above compounds of Formula I are novel namely those wherein the following proviso applies: with the proviso that R<SP>2</SP> and R<SP>3</SP> form part of a carbocyclic ring fused to adjacent carbon atoms of benzene nucleus A; and/or R<SP>5</SP> is a lower alkyl group containing from 1 to 6 carbon atoms or a hydroxy lower alkyl group containing from 1 to 6 carbon atoms; and/or R<SP>7</SP> comprises a 3- or 4-pyridyl, lower alkyl phenyl, lower alkoxy phenyl, nitrophenyl, halophenyl or cyanophenyl group. The novel compounds may also be prepared by reaction of a compound of Formula III above with a compound of Formula V followed by decarboxylation.
Patent GB-1175674-A (GB)
Title: Turbines and Compressors
Inventor: MASSEY BERNARD SIDNEY
IPC: F01D9/04
Filed: 1965-12-22
Abstract: 1,175,674. Turbines and compressors. ROLLS-ROYCE Ltd. March 20, 1967 [Dec. 22, 1965], No.54380/65. Heading F1T. In a multi-stage axial-flow compressor or turbine having stator blades 13 alternating with rotor blades 11, two successive rows of stator blades 13 are supported at their radially outer ends by a common series of segments 14 which combined to form a ring 15. Each ring 15 is restrained radially by engagement of arcuate tenons 17 on the segments with a groove 18 in a circumferentially continuous ring 16. The rings 15 are secured to a surrounding casing 26 by screws 25, the latter also retaining a circumferentially continuous shroud ring 22 in a recess 23 in each ring 15 in order to bridge the gaps 24 between circumferentially adjacent segments 14. Circumferentially continuous mounting rings 27, 28 are provided at the upstream and downstream ends of the stator assembly respectively. The construction facilitates assembly and disassembly.
Patent GB-1360788-A (GB)
Title: Medical traction apparatus
IPC: A61H1/02
Filed: 1971-11-17
Abstract: 1360788 Medical traction apparatus DEFENCE SECRETARY OF STATE FOR 17 Nov 1971 [17 Nov 1970]. 54582/70 Headings A5R and A5X A medical traction apparatus comprises a stretcher 17 having a foot rest 20 to which a patient's feet are secured and an extensable portion 19, to which a patient's upper body is secured and to which a block of buoyant materials 21 is attached. The immersion of the stretcher 17 vertically in water causes the buoyant material 21 to apply a traction to the patient's spine. The stretcher 17 is slid on rails 13 into a pivotable cylindrical container 11 lying in a horizontal position and water is pumped into the container 11 behind a bulkhead 12 to cause the container to pivot into a vertical position. The buoyant material 21 may be replaced by a hollow container in which a measured gas pressure may be varied to supply a known tractive force. The stretcher may have a crotch support and the container may have windows, an overflow pipe and a dump valve.
Patent GB-1482166-A (GB)
Title: Variable width strip conditioner
IPC: B21D1/05
Filed: 1974-12-18
Abstract: 1482166 Levelling strip INTERLAKE Inc 18 Dec 1974 [28 Dec 1973] 54648/74 Heading B3E Apparatus for levelling strip of different widths comprises means establishing a planar datum path for the strip, a pair of work rolls one intercepting the path from one side of the strip and the other intercepting the path from the other side, and adjustable edge guides engaging the side edges of the strip. Fig. 1 shows an embodiment schematically, having work rolls 230, 240, 250, edge guide rolls 170 locatable in selected positions to suit the strip width, and edge guide rolls 190, 190a urged against the opposite side of the strip by pneumatic motors 200, 200a. Fig. 3 is a side elevation of part of apparatus incorporating the features of Fig. 1, comprising end frames 110 wheels 115 used to line the apparatus up with the strip supply, and an upper longitudinal frame 101 from which a lower longitudinal frame 121 is suspended by fluid pressure jacks 140 and rods 145, 150. The raised position of the lower frame is determined by the setting of adjustable stops 160, 163. Each frame supports guide rolls 210, 220 which define the planar datum path for the strip. The edge guide rolls 170, 190, 190a are slidablo along keyways 180, the former being secured in rear selected positions by removable pins, and the latter acted on by their respective motors (not in Fig. 3). Work rolls 230, 250 are fixed in the upper and lower frames respectively, and roll 240 is adjustably mounted in the upper frame by levers 242, dial 247 showing its position. In operation, the lower frame is dropped by jacks 140 to rest on springs 130 for threading up. The jacks and pneumatic motors are controlled from a panel 260.
Patent GB-1244857-A (GB)
Title: Method for making panels of the artificial stone-type and products so produced
Inventor: JAUKER GEORG
IPC: C04B40/00
Filed: 1968-11-19
Abstract: 1,244,857. Moulding artificial stone panels. REPLA S.A. 19 Nov., 1968 [6 Dec., 1967], No. 54931/68. Heading B5A. [Also in Division C1] Artificial stone panels for use in building construction, e.g. for floors, are moulded by homogenizing in a mixer transparent polyester resins, benzoyl peroxide catalyst with tricresylphosphate, and a mixture of selectively sized graded granules of granite and/or marble; the mixture is poured into an open mould at 18‹ to 30‹ C., wherein it is vibrated to bring excess resin to the upper surface to which natural quartz sand is applied from a vibrating screen. After removal of excess sand by a suction device, the mixture is cured in a forced air circulation tunnel at 120‹ C., whereby the surface is degassed, and then cooled in a tunnel at 18‹ to 30‹ C. The quartz sand coating relieves moulding stresses and facilitates the application of the panel by an adhesive coating applied thereto.
Patent GB-1221716-A (GB)
Title: Rechargeable energy conversion system
IPC: H01M10/30
Filed: 1968-11-20
Abstract: 1,221,716. Nickel-zinc cells. GULF GENERAL ATOMIC Inc. 20 Nov., 1968 [22 Nov., 1967], No. 55026/68. Heading H1B. In a nickel-zinc cell the electrolyte is circulated through the cell and the reaction products formed on discharge are separated from the electrolyte and stored outside the cell so that the zinc can be redeposited on the anode during recharging. As described, an alkaline battery has bipolar electrodes separated by electrolyte-frames. Each bipolar electrode consists of a mild steel sheet with zinc electroplated on one surface and a porous nickel sinter impregnated with nickel hydroxide welded to the opposite surface. A portion of the aq. KOH which is circulated is diverted from the cells through the separator/storage means where ZnO is removed, e.g. by a self-cleaning filter and stored during discharge or picked up during recharge.
Patent GB-1212503-A (GB)
Title: Container sterilising and filling apparatus
Inventor: BRANCH SYDNEY FRANK
IPC: B65B55/04
Filed: 1966-12-08
Abstract: 1,212,503. Pipe couplings. NATIONAL RESEARCH DEVELOPMENT CORP. 5 Dec., 1967 [8 Dec., 1966 (4)], Nos. 55070/66, 55072/66, 55073/66 and 55074/66. Heading F2G. [Also in Division B8] A coupling between a rotatable reservoir 34 and a non-rotating supply conduit 74 comprises an annular collar 72 mounted on a neck 71 of the reservoir, the collar having an annular groove 73 on its outer surface, the conduit having a flange 75 with a dependent skirt 76 which is a sliding fit around the periphery of the collar 72 above the groove 73 Spaced equally around and on top of the flange are four sealing rams arranged so that piston-rods 81 extend through apertures 77 in the skirt and attach to a split ring 82 which is located in the groove 73. An anti-friction disc is bonded to one of the mating surfaces 86 and 87 of the flange and collar. Movement apart of the surfaces for cleaning and sterilizing is also incorporated.